Let it go.

Worried margin status on frozen section won’t cut it? This retrospective look at over 3K intra-op margin assessments of esophageal and gastric cancer resections at MSKCC demonstrated a false-negative rate of less than 2%, though it was more common with duodenal margins, signet-ring histologies, and lack of neoadjuvant therapy. | McAuliffe, JAMA Surg 2018